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Differentiating the location of bowel obstruction based upon history and symptoms

Differentiating the location of bowel obstruction based upon history and symptoms
Symptoms Gastric-proximal small bowel Distal small bowel or large bowel
Vomiting Bilious, watery, large volume, no or little odor Particulate, small volume, foul smelling; may be absent
Pain Early symptom; peri-umbilical, short, intermittent pain Deep visceral; crampy; long intervals between cramps
Abdominal distension Not necessarily present Present
Anorexia Always Not necessarily present
Graphic 113423 Version 1.0